]]>https://knowledgecenter.cimmyt.org/cgi-bin/koha/opac-detail.pl?biblionumber=3553Observations on the Indian maize economy and directions for research ISBN https://knowledgecenter.cimmyt.org/cgi-bin/koha/opac-detail.pl?biblionumber=3750
By Winkelmann, D.L..
New Delhi (India) ICAR : 1982